| Keyword | CPC | PCC | Volume | Score |
|---|---|---|---|---|
| how many protons and electrons in boron | 1.26 | 0.5 | 7341 | 99 |
| how many protons and electrons in bromine | 2 | 1 | 5753 | 36 |
| how many protons neutrons electrons in boron | 1.18 | 0.7 | 958 | 60 |
| how many protons and electrons are in boron | 1.87 | 0.4 | 1405 | 11 |
| boron how many protons neutrons and electrons | 0.39 | 0.7 | 4171 | 77 |
| how many protons and electrons are in bromine | 0.98 | 1 | 5720 | 63 |
| bromine how many protons electrons neutrons | 0.45 | 0.6 | 6297 | 46 |
